package com.itheima.zy;

public class Text4 {
    public static void main(String[] args) {
        byte a = 10;
        byte b = 20;
        int max = a + b;
        System.out.println("max = " + max);

        System.out.println("------------------");

        byte c = 10;
        char d = 'a';
        float e = 5.2F;
        double f = 10;
        double num = c + d + e + f;
        System.out.println("num = " + num);

    }


}
